The extraction and refining process includes distillating washing oil or anthracene oil to get fluorene distillate, then crystallizing the fluorene distillate to get fluorene using cooling or solvent.
芴的提取精制过程是先间歇蒸馏洗油馏份或蒽油馏份切取芴主馏份，再采用冷却结晶法或溶剂结晶法精制芴主馏份得到芴。
Objective: the best operation condition of extraction was found through analyzing the influences of both process of microwave pretreatment and hot wave washing.
目的：通过对微波预处理过程以及热水洗涤过程的影响因素分析，得到最佳提取工艺参数。
The optimum conditions of extraction, washing, stripping, further removal of magnesium and the deposition of lithium processes were achieved during the experiments.
通过实验确定了萃取、洗涤、反萃取、深度除镁及沉锂过程的最佳条件。
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